<!DOCTYPE html>
<html lang="zh">

<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
    <style>
        @import "https://unpkg.com/open-props/open-props.min.css";
@import "https://unpkg.com/open-props/normalize.min.css";

*,
*:after,
*:before {
	box-sizing: border-box;
}

@media (prefers-reduced-motion: no-preference) {
  img, ul {
    animation: 10s scale-up both ease-in-out infinite alternate;
  }
}

body {
	display: grid;
	place-items: center;
	min-height: 100vh;
	font-family:  'Google Sans', sans-serif, system-ui;
  width: 100vw;
  overflow-x: hidden;
  overflow: hidden;
  background: var(--surface-2);
}

ul {
	--big-tile-size: 50vmin;
	--scale: 0.4;
	--rotation: 270deg;
	--tile-size: calc(var(--big-tile-size) / 3);
	list-style-type: none;
	padding: 0;
	margin: 0;
	display: grid;
	gap: 1vmin;
	grid-template: repeat(9, var(--tile-size)) / repeat(9, var(--tile-size));
	position: fixed;
	top: 50%;
	left: 50%;
	transform: translate(-50%, -50%) scale(var(--scale));
}

@keyframes scale-up {
	0% {
		transform: translate(-50%, -50%) scale(var(--scale)) rotate(0deg);
	}
	100% {
		transform: translate(-50%, -50%) scale(1) rotate(var(--rotation));	
	}
}


img {
	--rotation: -270deg;
	--scale: 1;
	height: 200%;
	min-width: 200%;
	aspect-ratio: 1;
	object-fit: cover;
	position: absolute;
	top: 50%;
	left: 50%;
	transform: translate(-50%, -50%);
}

li {
	padding: 0;
	position: relative;
	background: hsl(0 0% 75% / 0.2);
	max-inline-size: 100%;
}

li {
	grid-column: var(--x1, auto) / var(--x2, auto);
	grid-row: var(--y1, auto) / var(--y2, auto);
}

li {
	border-radius: var(--radius-3);
	overflow: hidden;
}
    </style>
</head>

<body>
    <main>
        <ul>
            <li style="--x1: 2; --x2: 6; --y1: 1; --y2: 4;">
                <img src="https://picsum.photos/600/600?random=1" alt="">
            </li>
            <li style="--x1: 6; --x2: 8; --y1: 2; --y2: 4;">
                <img src="https://picsum.photos/600/600?random=2" alt="">
            </li>
            <li style="--x1: 1; --x2: 4; --y1: 4; --y2: 7;">
                <img src="https://picsum.photos/600/600?random=3" alt="">
            </li>
            <li style="--x1: 4; --x2: 7; --y1: 4; --y2: 7;">
                <img src="https://picsum.photos/600/600?random=4" alt="">
            </li>
            <li style="--x1: 7; --x2: 9; --y1: 4; --y2: 6;">
                <img src="https://picsum.photos/600/600?random=5" alt="">
            </li>
            <li style="--x1: 2; --x2: 4; --y1: 7; --y2: 9;">
                <img src="https://picsum.photos/600/600?random=7" alt="">
            </li>
            <li style="--x1: 4; --x2: 7; --y1: 7; --y2: 10;">
                <img src="https://picsum.photos/600/600?random=8" alt="">
            </li>
            <li style="--x1: 7; --x2: 10; --y1: 6; --y2: 9;">
                <img src="https://picsum.photos/600/600?random=9" alt="">
            </li>
        </ul>
    </main>
</body>

</html>